Supervise curbside and drop off recycling programs for municipal governments or private firms.

Directly supervise and coordinate the activities of helpers, laborers, or material movers.

Supervise and coordinate the activities of ground crew in the loading, unloading, securing, and staging of aircraft cargo or baggage. They determine the quantity and orientation of cargo and compute aircraft center of gravity. They monitor and handle cargo in flight, and assist and brief passengers on safety and emergency procedures. This includes luggage loaders.